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Life Sciences

Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.

447,757 articles | 2542 topics

Health and Medicine

Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.

431,843 articles | 751 topics

Social Sciences

Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.

260,756 articles | 745 topics

Physical Sciences

Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.

257,913 articles | 1552 topics

Applied Sciences and Engineering

Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.

225,386 articles | 998 topics

Scientific Community

Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.

193,043 articles | 157 topics

Space Sciences

Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.

29,662 articles | 175 topics

Research Methods

Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.

21,889 articles | 139 topics

Mathematics

Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.

3,023 articles | 113 topics

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SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Could campaigns like Dry January do more harm than good?

Two experts debate the impact of alcohol abstinence campaigns like Dry January, with one arguing they may have unintended consequences for heavy drinkers. On the other hand, another expert suggests that such campaigns can help people reflect on their drinking habits and make longer-term changes.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Cancer patients want more information about medical imaging risk

A new study found that cancer patients have variable knowledge about imaging tests, with most wanting basic education about radiation use and understanding how tests differ. Patients also desired information on potential long-term risks and participation in decision-making about medical imaging.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Physicians and patients overestimate risk of death from acute coronary syndrome

A study published in Annals of Emergency Medicine found that physicians and patients significantly overestimated the risk of heart attack and death from acute coronary syndrome. Despite discussions about risk, patients' assessment of their risk remained unchanged or increased, highlighting ineffective patient-physician communication.

Special journal issue focuses on radiation dose optimization

A special issue of JACR explores improving CT exam safety through radiation dose optimization, considering factors like patient size and communication with pediatric patients. The issue includes articles discussing CT protocol review, decision support tools, and educational simulations to enhance optimization techniques.

Program may hold promise for reducing avoidable hospital readmissions

A new study published in the Journal of Hospital Medicine found that a hospital program, Project BOOST, reduced avoidable rehospitalizations by an average of 2 percent over 12 months. The program focuses on identifying high-risk patients, effective discharge planning, and close follow-up through phone calls and timely appointments.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Tolerance for ambiguity explains adolescents' penchant for risky behaviors

A study reveals that adolescents are more likely to engage in risky behaviors due to their comfort with uncertainty, rather than an innate taste for risk. By providing precise information about the risks involved, adolescents become even more risk-averse, whereas ambiguity makes them more willing to take risks.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Study: Communicating health risk is a risky task for FDA

A systematic review of FDA warnings and alerts over 20 years found that communicating health risks can be a complex science, with varying impacts on drug use and health behaviors. The most effective notices were those warning about serious adverse events, but even these had variable effects.

Federal nuclear waste panel overlooks public mistrust, experts say

A renewed federal effort to fix the nation's stalled nuclear waste program is focusing too much on technological issues, neglecting public mistrust. Social science experts warn that ignoring these concerns increases the chances of repeating past failures, such as Yucca Mountain.

New infectious diseases -- what's the risk?

People take precautions when aware of risk and believe effective actions are available; accurate communication is key to prevent mass scares. The journal review highlights the importance of risk perception in health behavior theories.

If it's hard to say, it must be risky

A new study by Hyunjin Song and Norbert Schwarz found that people tend to classify difficult-to-pronounce items as risky, whether they are desirable or undesirable risks. This suggests that the ease of processing a product's name can influence risk perception.

Nanotech: To know it is not necessarily to love it

A study found that people's opinions on nanotechnology are shaped by their cultural values, with pro-commerce values leading to a positive view and egalitarian values sparking concerns about risks. The findings highlight the need for nuanced communication strategies to address diverse audiences.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Researchers update risk-of-death charts

The updated charts show a person's risk of dying from a given cause within the next 10 years, taking into account their age, sex, and smoking status. The charts provide two key elements: the magnitude of the risk and context to help people understand where to focus risk reduction efforts.

Why do we stick to our bad habits?

A University of Alberta researcher found that people understand the dangers of bad habits but struggle to change due to factors like social norms and human defiance. The study suggests that risk communicators need to look beyond knowledge of risks to address underlying issues, such as poverty and unemployment.

What the public needs to hear during a disaster

The study highlights the importance of effective risk communications in emergency response, finding that people rely on non-traditional sources like clergy for information. Only 31% of respondents had created a family plan, while most believed they were prepared but weren't.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Computer-based program provides personal colon cancer risk data

A new computer-based program, HCCRACT-R, provides personalized colon cancer risk data and helps individuals make informed decisions. The tool, developed by Dr. Weinstein, takes into account both modifiable and unchangeable risk factors, and has been shown to correct misconceptions about risk perception in over 75% of participants.

Discussion plus pamphlet better than just discussion for informed consent

Patients undergoing cosmetic surgery showed improved risk recall when informed of potential complications through both verbal and written means. A study found that patients who received a pamphlet outlining their procedure's risks retained more information than those who only discussed it verbally.

The communication of risk

Risk experts address communication challenges in public health and policy contexts, discussing factors like perception, information quality, and industry influence. Effective risk communication is crucial for public health decisions and policy-making.

Older patients not involved in decisions about their health care

A study of older cardiac patients found that shared decision-making between doctors and patients was scarce, with many feeling uninformed about their treatment options. The authors highlight the importance of patients' preferences in healthcare decisions, particularly for those with quality of life and life expectancy concerns.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Bedroom partners more honest when it comes to health risks

Research by Sunyna Williams found that people are more honest about health risks when in relationships, but less so about matters of the heart. Couples tend to dispense with precautions like condoms too quickly, especially during closer relationship stages.

Annals of Internal Medicine, Tip sheet, January 16, 2001

Research highlights the benefits of physical activity in reducing heart disease risk in women with diabetes. Regular walking and faster walking paces were associated with even lower risks. Additionally, a study suggests that ursodiol may reduce colon cancer risk for some patients with ulcerative colitis.

First research looks at caregivers' goals for Alzheimer's treatment

A study of caregivers' goals for Alzheimer's treatment reveals that maintaining quality of life is more important than extending lifespan. Most caregivers are willing to accept risks to slow the disease and would prioritize benefits such as preserving memory, communication, and daily function over additional years of life.

Sensors monitor white-hot aircraft brakes

The DOE's sensor system uses a temperature sensor and radio-frequency tag to measure F-16 brake temperatures during landings. This allows ground crews to monitor the risk of hot brake emergencies, enabling pilots to take necessary precautions.

Balanced diet lowers homocysteine, reducing risk of heart disease

A well-balanced diet, such as the DASH diet, significantly lowers blood levels of homocysteine, a by-product of protein metabolism. This reduction is predicted to lower the risk of heart disease by 7 to 9 percent. Additionally, reductions in blood pressure and cholesterol from the DASH diet should further reduce heart disease risk.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Depression linked to stroke

A two-decade study found that people with high levels of depression are at a 73% increased risk of developing stroke, while those with moderate levels have a 25% increased risk. The association varied by race and gender, with higher risks observed in African Americans.

Frequent pressure shifts increase risk of blindness in glaucoma patients

A study by researchers at Johns Hopkins and two other academic medical centers found that large fluctuations in eye pressure during the day or over consecutive days are associated with greater risk of vision loss. Glaucoma patients who experienced low fluctuations in pressure had a lower risk of further vision loss compared to those wi...

Lifestyle factors fuel high diabetes risk in African-American women

A nine-year study found that African-American women are 2.4 times more likely to develop diabetes due to lifestyle factors such as poor diet and lack of exercise. The study suggests that adopting a healthier lifestyle can help reduce the risk of developing diabetes in this population.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

NHLBI study shows relationship between sleep apnea and hypertension

A large-scale NHLBI study found a significant relationship between sleep apnea and hypertension, with middle-aged adults at highest risk. The study revealed that even moderate levels of sleep apnea can increase the risk of hypertension in all participants, regardless of age or weight.

Prostate cancer test works as well for black men, study shows

A new review of data from a recent nationwide trial shows the free prostate specific antigen test (fPSA) is as accurate in detecting prostate cancer risk in African American men as it is in Caucasians. The study found that nearly 75% of unnecessary prostate biopsies can be spared for black men.

Annals of Internal Medicine - tip sheet for February 15, 2000

A new study finds that subclinical hypothyroidism, a condition prevalent in older women with no observable symptoms, is a strong indicator of risk for hardening of the arteries and heart attacks. Additionally, low-birthweight babies and babies of underweight mothers have a high risk for a diabetic condition.

Sodium intake linked to increased risk of heart disease death in overweight persons

A 20-year study found that consuming high amounts of sodium increases the risk of cardiovascular disease mortality in overweight individuals. The study also showed an increased risk of stroke death from higher sodium intake among overweight adults. Overall, reducing sodium consumption is recommended to reduce cardiovascular disease risks.

Brisk walking reduces risk of heart attack in women

A new study published in the New England Journal of Medicine found that brisk walking can reduce the risk of fatal and non-fatal heart attacks in women by 30-40%. The study analyzed data from the Nurses' Health Study, estimating one-third of coronary events among middle-aged women result from physical inactivity.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

First Estimate Of Lifetime Risk For Developing Coronary Heart Disease

The study estimates that one out of every two men and one out of every three women aged 40 will develop CHD, with risks remaining high at age 70. Heart disease is a major killer in the US, affecting 12-13 million Americans, and prevention measures such as healthy lifestyle choices are crucial.

Ultrasonography Predicts Heart Attack/Stroke Risk

A new study by NHLBI shows that ultrasonography can predict the risk of heart attack and stroke in older adults, even before traditional risk factors appear. The test measures artery wall thickness, providing valuable information for early treatment and prevention.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

High Bone Mass Associated With Breast Cancer Risk In Postmenopausal Women

A long-term epidemiological study found that postmenopausal women with the highest bone mass have a 3.5 times increased risk of developing breast cancer compared to those in the lowest quartile of bone mass. The study suggests that high bone mass may be associated with increased exposure to estrogen, which is linked to breast cancer de...

Hormone Therapy Causes Bone Increases in Postmenopausal Women

A long-term epidemiological study found a strong association between high bone mass and increased risk of breast cancer. Women with higher bone mass had 3.5 times the risk of developing postmenopausal breast cancer compared to those in the lowest quartile.